Here are some interesting websites.
Control Systems
►► Life Cycle Monitor: Machine Data Collection and Maintenance Software.
Reference
►► Uni-Systems Engineering Inc: Engineering. Crane Design.
►► AmVon Engineered Products: Engineering. Crane Design.
►► IPS Cranes, Inc: OEM of American and Ohio Locomotive Cranes.
►► OSM Engineering: Engineering.
Community
►► Cottage Park: Community in White Bear Lake, Minnesota USA.